Product Name: Magnifier Material: Pmma Lens Metal Hose Multiples: 2.5 Times the Primary Mirror and 10 Times the Mirror Light Source: Two Led White Light Power: 4 Lr1130 Button Battery is Recommended Size: 20Cm X 13Cm X 2.5 (Hose Length X Main Mirror Diameter X Small Mirror Diameter) Scope of Application: Applicable to Financial, Fiscal, Philatelic, Welding, Textile, Printing and Dyeing, Measurement, Photography, Advertising,Ing and Calligraphy, Electronics and Other Industries to Observe Coins, Tickets, Cards, Paper and Printing Outlets Can Be Used for Animal and Plant Specimens, Public Security Department of Identification and Analysis of Evidence, Science Experimental Research and Other Industries. Do Not Place the Magnifying Glass in Direct Sunlight to Avoid a Fire. Do Not Use a Magnifying Glass to Observe the Sun to Avoid Burns. Do Not Wipe the Lens and Cg with Chemical Liquids Such As Alcohol or Gasoline. We Value the Shopping Environment of Each Customer.Clip-Type Magnifying Glass - High-Definition Optical Glass Lens, High Cost, Clear Imaging, Effective Relief of Visual Fatigue the Movable Magnifying Glass-Flexible Hose Can Be Adjusted 360 Degrees in Any Direction. the Viewing Angle Can Be Adjusted According to Different Needs. the 13Cm Large Lens and the Mirror Surface Are 2.5Cm. Reading Mirror - Sufficient Light Source, 2 Led White Lights, Can Be Read at Night, Can Also Be Used As a Desk Lamp, Led Optical Stability and Energy Saving, No Glare, No Glare, the Chassis is Easy to Repair. This Product Only Sells Magnifier, and the Image Does Not Contain Other Products.Made with Scratch Resistant, Shatterproof Clear Optical Grade Lenses Designed for Seniors, Students, Professionals, People with Low Vision Andular Degeneration. the Powerful Magnification Allows Aging Eyes to See Intricate Details and Fine Prints with Amazing Clarity. Offehigh Clarity to Observe Tiny Texts, Parts, and Details, the Page Magnifying Glass Helps You Study Maps. This Magnifier is Perfect for Anyone Who May Either Have Sight Issue or If You Just Want a Closer Look at Anything You Read or Do. Clip-Type Magnifying Glass High-Definition Optical Glass Lens, High Cost, Clear Imaging, Effective Relief of Visual Fatigue.